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Minor style fixes

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This commit is contained in:
Ralph Krimmel 2016-02-25 10:16:08 +01:00
parent 48eee7e75c
commit 7d4eff0bb8
1 changed files with 64 additions and 52 deletions
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116
src/zoomifytilesource.js
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@ -1,4 +1,4 @@
(function( $ ){
(function($) {
/**
* @class ZoomifyTileSource
@ -11,46 +11,60 @@
* @param {Number} tileSize
* @param {String} tilesUrl
*/
$.ZoomifyTileSource = function( options ) {
$.ZoomifyTileSource = function(options) {
options.tileSize = 256;
var currentImageSize = {x:options.width,y:options.height};
options.imageSizes = [{x:options.width,y:options.height}];
options.gridSize = [this._getGridSize(options.width,options.height,options.tileSize)];
while(parseInt(currentImageSize.x) > options.tileSize || parseInt(currentImageSize.y) > options.tileSize) {
currentImageSize.x = Math.floor(currentImageSize.x/2);
currentImageSize.y = Math.floor(currentImageSize.y/2);
options.imageSizes.push({x:currentImageSize.x,y:currentImageSize.y});
options.gridSize.push(this._getGridSize(currentImageSize.x,currentImageSize.y,options.tileSize));
}
options.imageSizes.reverse();
options.gridSize.reverse();
options.minLevel = 0;
options.maxLevel = options.gridSize.length-1;
OpenSeadragon.TileSource.apply( this, [ options ] );
options.tileSize = 256;
var currentImageSize = {
x: options.width,
y: options.height
};
options.imageSizes = [{
x: options.width,
y: options.height
}];
options.gridSize = [this._getGridSize(options.width, options.height, options.tileSize)];
while (parseInt(currentImageSize.x, 10) > options.tileSize || parseInt(currentImageSize.y, 10) > options.tileSize) {
currentImageSize.x = Math.floor(currentImageSize.x / 2);
currentImageSize.y = Math.floor(currentImageSize.y / 2);
options.imageSizes.push({
x: currentImageSize.x,
y: currentImageSize.y
});
options.gridSize.push(this._getGridSize(currentImageSize.x, currentImageSize.y, options.tileSize));
}
options.imageSizes.reverse();
options.gridSize.reverse();
options.minLevel = 0;
options.maxLevel = options.gridSize.length - 1;
OpenSeadragon.TileSource.apply(this, [options]);
};
$.extend( $.ZoomifyTileSource.prototype, $.TileSource.prototype, /** @lends OpenSeadragon.ZoomifyTileSource.prototype */{
_getGridSize: function(width,height,tileSize) {
return {x: Math.ceil(width/tileSize),y:Math.ceil(height/tileSize)};
},
_calculateAbsoluteTileNumber: function (level, x, y) {
var num = 0;
for (var z = 0; z < level; z++) {
var size = this.gridSize[z];
num += size.x * size.y;
}
var size = this.gridSize[level];
num += size.x*y+ x
return num;
},
$.extend($.ZoomifyTileSource.prototype, $.TileSource.prototype, /** @lends OpenSeadragon.ZoomifyTileSource.prototype */ {
//private
_getGridSize: function(width, height, tileSize) {
return {
x: Math.ceil(width / tileSize),
y: Math.ceil(height / tileSize)
};
},
//private
_calculateAbsoluteTileNumber: function(level, x, y) {
var num = 0;
for (var z = 0; z < level; z++) {
var size = this.gridSize[z];
num += size.x * size.y;
}
var size = this.gridSize[level];
num += size.x * y + x
return num;
},
/**
* Determine if the data and/or url imply the image service is supported by
@ -59,9 +73,8 @@
* @param {Object|Array} data
* @param {String} optional - url
*/
supports: function( data, url ){
//console.log('ZoomifyTileSource supports ' + data.type);
return ( data.type && "zoomifytileservice" == data.type );
supports: function(data, url) {
return (data.type && "zoomifytileservice" == data.type);
},
/**
@ -72,8 +85,7 @@
* @return {Object} options - A dictionary of keyword arguments sufficient
* to configure this tile sources constructor.
*/
configure: function( data, url ){
//console.log('ZoomifyTileSource configure ' + data.tilesUrl);
configure: function(data, url) {
return data;
},
@ -84,14 +96,14 @@
* @param {Number} x
* @param {Number} y
*/
getTileUrl: function( level, x, y ){
//console.log(level);
var result = 0;
var num = this._calculateAbsoluteTileNumber(level,x,y);
result = Math.floor(num/256);
return this.tilesUrl + 'TileGroup' + result + '/' + level + '-' + x + '-' + y + '.jpg';
},
getTileUrl: function(level, x, y) {
//console.log(level);
var result = 0;
var num = this._calculateAbsoluteTileNumber(level, x, y);
result = Math.floor(num / 256);
return this.tilesUrl + 'TileGroup' + result + '/' + level + '-' + x + '-' + y + '.jpg';
}
});
}( OpenSeadragon ));
}(OpenSeadragon));